/// <summary>
/// Initializes a new instance of the TableBase class.
/// </summary>
/// <param name="connection">The connection the table is opened against.</param>
/// <param name="table">The name of the table to open.</param>
protected TableBase(ConnectionBase connection, string table)
{
this.Tracer = new Tracer("Table", "Esent Table", String.Format("Table {0}", table));
this.Connection = connection;
this.tablename = table;
this.recordsWithOpenCursor = new List<Record>();
this.tableCursor = this.OpenCursor();
this.CursorCache = new CursorCache<Cursor>(this.OpenCursor, this.CloseCursor, this.TableName, 4);
this.LoadMetaData();
this.Tracer.TraceInfo("opened");
}
/// <summary>
/// Called when a connection is closed. This removes the connection from the list of
/// connections and terminates the instance if necessary.
/// </summary>
/// <param name="connection">The connection being closed.</param>
private void OnConnectionClose(ConnectionBase connection)
{
lock (this.lockObject)
{
connection.Disposed -= this.OnConnectionClose;
this.Tracer.TraceVerbose("closing connection '{0}' (database '{1}')", connection.Name, connection.Database);
string database = connection.Database;
this.instances[database].Connections.Remove(connection);
this.Tracer.TraceVerbose("database '{0}' has {1} connections left", database, this.instances[database].Connections.Count);
if (0 == this.instances[database].Connections.Count())
{
this.Tracer.TraceInfo("no connections left to database '{0}'. Terminating ese", database);
// all connections are closed, terminate the instance
this.instances[database].Instance.Term();
this.instances.Remove(database);
}
}
}
/// <summary>
/// Initializes a new instance of the ReadOnlyTable class.
/// </summary>
/// <param name="connection">The connection the table is opened against.</param>
/// <param name="table">The name of the table to open.</param>
public ReadOnlyTable(ConnectionBase connection, string table) : base(connection, table)
{
this.Tracer.TraceInfo("read-only");
}
/// <summary>
/// Initializes a new instance of the ReadOnlyTable class.
/// </summary>
/// <param name="connection">The connection the table is opened against.</param>
/// <param name="table">The name of the table to open.</param>
public ReadOnlyTable(ConnectionBase connection, string table) : base(connection, table)
{
this.Tracer.TraceInfo("read-only");
}
